Pen testing courses can help you learn vulnerability assessment, network security, and ethical hacking techniques. You can build skills in penetration testing methodologies, risk analysis, and incident response strategies. Many courses introduce tools like Metasploit, Wireshark, and Burp Suite, that support identifying and exploiting security weaknesses in systems and applications. By engaging with these tools, you can practice practical work that enhance your ability to secure networks and protect sensitive data.

LearnKartS
Skills you'll gain: Vulnerability Scanning, Cyber Security Assessment, Security Testing, Cybersecurity, Cyber Threat Intelligence, Cyber Threat Hunting, Cyber Operations, Cyber Security Strategy, Cyber Attacks, Exploitation techniques, Problem Solving
★ 4.7 (65) · Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Embedded Software, Internet Of Things, Unit Testing, Software Design, System Testing, Test Case, Functional Testing, Software Design Documents, Software Development, Technical Communication, Software Systems, Program Development, Software Documentation, Mobile Development, Mobile Development Tools, Technical Design, Systems Design, System Design and Implementation, Ideation, Embedded Systems
★ 3.7 (10) · Mixed · Course · 1 - 4 Weeks

Novartis
Skills you'll gain: Pre-Clinical Development, Drug Development, Pharmaceuticals, Pharmacology, Clinical Research, Clinical Trials, Pharmaceutical Terminology, Medication Administration, Chemistry, Analytical Testing
★ 4.8 (56) · Intermediate · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Algorithms, Data Management, Computational Thinking, Memory Management, C and C++, Software Design, Problem Solving, Complex Problem Solving
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Sprint Planning, Work Breakdown Structure, Jira (Software), Dashboard, Sprint Retrospectives, User Story, Verification And Validation, Quality Assurance, Issue Tracking, Software Testing, Data Visualization, Test Planning, Workflow Management, Project Management, Data-Driven Decision-Making, Continuous Improvement Process, Kanban Principles, Agile Methodology, Capacity Planning, Root Cause Analysis
★ 3.1 (7) · Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Statistical Hypothesis Testing, Statistical Analysis, Sampling (Statistics), Statistical Methods, Statistical Software, Microsoft Excel, Excel Formulas, Probability & Statistics, Data Analysis, Regression Analysis, Statistical Inference, Probability Distribution, Data Analysis Software, Statistical Modeling, Analysis, Probability
★ 5 (9) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: LangChain, LLM Application, Prompt Engineering, API Design, MLOps (Machine Learning Operations), Large Language Modeling, Performance Tuning, Microservices, Application Deployment, Kubernetes, Scalability, Site Reliability Engineering, DevOps, CI/CD, Docker (Software), Python Programming, Containerization, System Monitoring, Cloud Platforms, Security Controls
★ 2.6 (7) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: MITRE ATT&CK Framework, Network Security, Cybersecurity, Exploitation techniques, Penetration Testing, Cyber Attacks, Python Programming, Data Access, Authentications, Scripting, Remote Access Systems, User Accounts
★ 4.8 (68) · Intermediate · Course · 1 - 4 Weeks

Michigan State University
Skills you'll gain: Game Design, Software Design Documents, Prototyping, Video Game Development, Software Documentation, Conceptual Design, Ideation, Usability Testing, Peer Review
★ 4.8 (39) · Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Systems Engineering, Concept Of Operations, Engineering Design Process, Systems Integration, Human Factors, System Testing, Robotics, Structural Engineering, Thermal Management, Physical Science, Electric Power Systems, Environmental Monitoring
★ 5 (10) · Beginner · Course · 1 - 3 Months

Skills you'll gain: API Gateway, Kubernetes, Cloud API, Google Cloud Platform, Hybrid Cloud Computing, Application Programming Interface (API), API Testing, Application Deployment, Software Installation, Proxy Servers, Verification And Validation, Configuration Management, YAML
★ 4.6 (44) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Social Network Analysis, Network Analysis, Graph Theory, R (Software), Social Sciences, Statistical Analysis, R Programming, Statistical Software, Sociology, Network Model, Statistical Modeling, Statistical Hypothesis Testing, Statistical Methods, Dependency Analysis
★ 4.2 (11) · Intermediate · Course · 1 - 4 Weeks